<template>
    <div>

        <div style="margin: 10px 0">
            <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search" v-model="username"></el-input>
            <el-input style="width: 200px" placeholder="请输入邮箱" suffix-icon="el-icon-message" v-model="email"></el-input>
            <el-input style="width: 200px" placeholder="请输入地址" suffix-icon="el-icon-position" v-model="address"></el-input>
            <el-button class="ml-5" type="primary" @click="load">搜索</el-button>
            <el-button class="ml-5" type="warning" @click="reload()">重置</el-button>
        </div>
        <div style="margin: 10px 0">
            <el-button type="primary" @click="handleAdd">新增 <i class="el-icon-circle-plus-outline"></i></el-button>
            <el-popconfirm
                    class="ml-5"
                    confirm-button-text='确定'
                    cancel-button-text='我再想想'
                    icon="el-icon-info"
                    icon-color="red"
                    title="确定批量删除这些信息吗？"
                    @confirm="delBatch"
            >
                <el-button type="primary" slot="reference">批量删除 <i class="el-icon-remove-outline"></i></el-button>
            </el-popconfirm>
            <el-upload
                    action="http://localhost:8008/user/import"
                    style="display: inline-block"
                    :show-file-list="false"
                    :accept="xlsx"
                    :on-success="handleExcelImportSuccess"
                    :file-list="fileList">
                <el-button type="primary" class="ml-5">导入 <i class="el-icon-bottom"></i></el-button>
            </el-upload>
            <el-button type="primary" @click="exp" class="ml-5">导出 <i class="el-icon-top"></i></el-button>

        </div>
        <el-table :data="tableData" border stripe header-cell-class-name="headerBg" @selection-change="handleSelectionChange">>
            <el-table-column type="selection" width="55"></el-table-column>
            <el-table-column prop="id" label="ID" width="80"></el-table-column>
            <el-table-column prop="username" label="用户名" width="140"></el-table-column>
            <el-table-column prop="nickname" label="昵称" width="130"></el-table-column>
            <el-table-column prop="email" label="邮箱" ></el-table-column>
            <el-table-column prop="phone" label="电话" ></el-table-column>
            <el-table-column prop="address" label="地址" ></el-table-column>
            <el-table-column prop="operate" label="操作" width="200" align="center">
                <template slot-scope="scope">
                    <el-button type="success" @click="handleEdit(scope.row)">编辑 <i class="el-icon-edit"></i></el-button>
                    <el-popconfirm
                            class="ml-5"
                            confirm-button-text='确定'
                            cancel-button-text='我再想想'
                            icon="el-icon-info"
                            icon-color="red"
                            title="确定删除此条信息吗？"
                            @confirm="handleDel(scope.row.id)"
                    >
                        <el-button type="danger" slot="reference">删除 <i class="el-icon-remove-outline"></i></el-button>
                    </el-popconfirm>
                </template>
            </el-table-column>
        </el-table>
        <div style="padding: 10px">
            <el-pagination
                    @size-change="handleSizeChange"
                    @current-change="handleCurrentChange"
                    :current-page="pageNum"
                    :page-sizes="[5, 10, 15, 20]"
                    :page-size="pageSize"
                    layout="total, sizes, prev, pager, next, jumper"
                    :total="total">
            </el-pagination>
        </div>

        <el-dialog title="用户信息" :visible.sync="dialogFormVisible" width="40%">
            <el-form :model="form" label-width="70px" size="small">
                <el-form-item label="用户名">
                    <el-input v-model="form.username" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item label="昵称">
                    <el-input v-model="form.nickname" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item label="邮箱">
                    <el-input v-model="form.email" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item label="电话">
                    <el-input v-model="form.phone" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item label="地址">
                    <el-input v-model="form.address" autocomplete="off"></el-input>
                </el-form-item>


            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="dialogFormVisible = false">取 消</el-button>
                <el-button type="primary" @click="save">确 定</el-button>
            </div>
        </el-dialog>

    </div>
</template>

<script>
    export default {
        name: "User",
        data(){
            return{
                msg: "大佬鳖",
                tableData: [],
                total:0,
                pageNum:1,
                pageSize:5,
                username: "",
                email: "",
                address: "",
                form: {},
                dialogFormVisible: false,
                multipleSelection: [],
                headerBg: 'headerBg'

            }
        },
        created() {
            this.load()
        },
        methods:{
            load(){
                this.request.get("/user/page",{
                    params:{
                        pageNum: this.pageNum,
                        pageSize: this.pageSize,
                        username: this.username,
                        email: this.email,
                        address: this.address
                    }
                }).then(res => {
                    console.log(res)
                    this.tableData = res.records
                    this.total = res.total
                })
            },
            save(){
                this.request.post("/user",this.form).then(res =>{
                    if (res){
                        this.$message.success("保存成功！")
                        this.dialogFormVisible = false
                        this.load()
                    }else {
                        this.$message.error("保存失败！")
                    }
                })
            },
            handleEdit(row){
                this.form = row
                this.dialogFormVisible = true
            },
            handleSelectionChange(val){
                console.log(val)
                this.multipleSelection = val

            },
            delBatch(){
                let ids = this.multipleSelection.map(v => v.id)   // [1,2,3]

                this.request.post("/user/del/batch" ,ids).then(res =>{
                    if (res){
                        this.$message.success("批量删除成功！")
                        this.dialogFormVisible = false
                        this.load()
                    }else {
                        this.$message.error("批量删除失败！")
                    }

                })

            },
            handleDel(id){
                this.request.delete("/user/" +id).then(res =>{
                    if (res){
                        this.$message.success("删除成功！")
                        this.dialogFormVisible = false
                        this.load()
                    }else {
                        this.$message.error("删除失败！")
                    }

                })

            },
            reload(){
                this.username = ""
                this.email = ""
                this.address = ""
                this.load()
            },
            handleAdd(){
                this.dialogFormVisible = true
                this.form = {}
            },
            handleSizeChange(pageSize){
                this.pageSize = pageSize
                this.load()
            },
            handleCurrentChange(pageNum){
                this.pageNum = pageNum
                this.load()
            },
            exp(){
                window.open("http://localhost:8008/user/export")
            },
            handleExcelImportSuccess(){
                this.$message.success("文件导入成功！")
                this.load()
            }
        }
    }
</script>

<style>
    .headerBg{
        background: #eee!important;
    }

</style>